:root{
  --blue:#185abd;
  --blue-2:#0f3d82;
  --blue-soft:#deecf9;
  --ink:#242424;
  --muted:#616161;
  --line:#edebe9;
  --bg:#fff;
  --hero:#f3f2f1;
  --tile:#ebebeb;
  --font:"Segoe UI","Segoe UI Web (West European)",-apple-system,BlinkMacSystemFont,Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;
  --max:1200px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
body[data-lang="zh"] .en{display:none!important}
body[data-lang="en"] .zh{display:none!important}
.ms-wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

.ms-header{position:sticky;top:0;z-index:50;height:64px;background:#fff;border-bottom:1px solid var(--line)}
.ms-header-inner{height:100%;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.ms-header-left,.ms-header-right{display:flex;align-items:center;gap:4px;min-width:0}
.ms-app-menu,.ms-nav-btn,.ms-nav-link{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 10px;border-radius:4px;font-size:14px;color:var(--ink);white-space:nowrap}
.ms-app-menu{font-weight:600;padding-left:6px}
.ms-app-icon{width:24px;height:24px}
.ms-app-menu:hover,.ms-nav-btn:hover,.ms-nav-link:hover{background:#f5f5f5}
.chev{opacity:.7}
.lang-switch{height:28px;padding:0 10px;margin-right:6px;border:1px solid var(--line);border-radius:4px;font-size:12px;color:var(--muted)}
.ms-signin{height:32px;padding:0 16px;border-radius:4px;background:var(--blue);color:#fff;font-size:14px;font-weight:600}
.ms-signin:hover{background:var(--blue-2)}

.ms-hero{position:relative;overflow:hidden;background:var(--hero);min-height:340px}
.ms-hero-bg{position:absolute;inset:0 0 0 38%;pointer-events:none}
.ms-hero-bg picture,.ms-hero-bg img{width:100%;height:100%;object-fit:cover;object-position:left center}
.ms-hero-inner{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:64px 24px 56px}
.ms-hero-copy{max-width:520px}
.ms-hero-copy h1{margin:0 0 12px;font-size:36px;line-height:1.22;font-weight:600;color:var(--blue);letter-spacing:-.01em}
.ms-hero-copy p{margin:0 0 22px;font-size:16px;line-height:1.5;color:var(--muted);max-width:34rem}
.ms-cta-card{display:inline-flex;flex-wrap:wrap;align-items:center;gap:10px;background:#fff;border-radius:8px;padding:10px;box-shadow:0 2px 8px rgba(0,0,0,.08),0 0 0 1px rgba(0,0,0,.04)}
.ms-btn-primary,.ms-btn-secondary{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:999px;font-size:14px;font-weight:600;white-space:nowrap}
.ms-btn-primary{background:var(--blue);color:#fff}
.ms-btn-primary:hover{background:var(--blue-2)}
.ms-plus{width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.22);display:grid;place-items:center}
.ms-btn-secondary{background:#fff;color:var(--ink);border:1px solid #8a8886}
.ms-btn-secondary:hover{background:#faf9f8}

.ms-copilot-strip{padding:36px 0 8px;background:#fff}
.ms-copilot-strip h2{margin:0 0 8px;font-size:24px;font-weight:600}
.ms-copilot-strip p{margin:0 0 16px;color:var(--muted);max-width:40rem}
.ms-copilot-card{display:flex;align-items:center;gap:14px;width:min(420px,100%);text-align:left;padding:14px 16px;border-radius:10px;border:1px solid var(--line);box-shadow:0 4px 16px rgba(0,0,0,.06);background:#fff}
.ms-copilot-card strong{display:block;font-size:15px}
.ms-copilot-card small{display:block;margin-top:2px;color:var(--muted);font-size:13px}
.ms-copilot-mark{width:36px;height:36px;border-radius:10px;flex-shrink:0;background:conic-gradient(from 210deg,#59bfff,#b4a7ff,#ff7eb6,#59bfff)}

.ms-templates{padding:28px 0 56px;background:#fff}
.ms-templates h2{margin:0 0 18px;font-size:24px;font-weight:600}
.ms-toolbar{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:center;justify-content:space-between;margin-bottom:20px}
.ms-tabs{display:flex;flex-wrap:wrap;gap:4px}
.ms-tab{height:32px;padding:0 14px;border-radius:999px;font-size:14px;color:var(--muted)}
.ms-tab.on{background:var(--blue-soft);color:var(--blue-2);font-weight:600}
.ms-tab:hover{background:#f3f2f1;color:var(--ink)}
.ms-tab.on:hover{background:var(--blue-soft);color:var(--blue-2)}
.ms-search{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px;border-radius:4px;background:#f3f2f1;color:var(--muted);min-width:min(240px,70vw)}
.ms-search input{flex:1;border:0;background:transparent;outline:none;font:inherit;font-size:14px;color:var(--muted);min-width:0}

.ms-masonry{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));grid-auto-rows:72px;gap:12px}
.tile{display:block;border-radius:4px;overflow:hidden;background:var(--tile);min-width:0;padding:0;transition:box-shadow .15s ease,transform .15s ease}
.tile-img{display:block;width:100%;height:100%;object-fit:cover;object-position:top center;border-radius:4px}
.tile:hover{box-shadow:0 6px 18px rgba(0,0,0,.12);transform:translateY(-1px)}
.t-a{grid-column:span 1;grid-row:span 3}
.t-b{grid-column:span 1;grid-row:span 2}
.t-c{grid-column:span 1;grid-row:span 3}
.t-d{grid-column:span 1;grid-row:span 4}
.t-e{grid-column:span 1;grid-row:span 2}
.t-f{grid-column:span 1;grid-row:span 3}

.ms-feature{padding:56px 0;background:#fff}
.ms-feature.alt{background:#faf9f8}
.ms-feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.ms-feature-copy h2{margin:0 0 12px;font-size:28px;font-weight:600;line-height:1.25}
.ms-feature-copy p{margin:0;font-size:16px;line-height:1.6;color:var(--muted);max-width:36rem}
.ms-feature-media{min-height:240px;border-radius:8px;background:#deecf9;box-shadow:0 8px 24px rgba(0,0,0,.06)}
.media-a{background:linear-gradient(145deg,#d0e4f7,#fff 60%),radial-gradient(circle at 70% 40%,rgba(24,90,189,.2),transparent 50%)}
.media-b{background:linear-gradient(160deg,#c5daf2,#f7fbff)}
.media-c{background:linear-gradient(200deg,#d9e8f8,#fff)}
.media-d{background:conic-gradient(from 200deg at 70% 40%,rgba(89,191,255,.35),rgba(180,167,255,.25),rgba(255,126,182,.2),transparent 70%),linear-gradient(145deg,#e8f2fc,#fff)}

.ms-footer{border-top:1px solid var(--line);padding:20px 0 28px;background:#fff}
.ms-footer-inner{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between}
.ms-footer-links{display:flex;flex-wrap:wrap;gap:16px}
.ms-footer-links button{font-size:12px;color:var(--muted)}
.ms-footer-links button:hover{color:var(--blue);text-decoration:underline}
.ms-copy{font-size:12px;color:var(--muted)}

.wa-modal{position:fixed;inset:0;z-index:99999;display:flex;align-items:center;justify-content:center;padding:20px}
.wa-modal[hidden]{display:none!important}
.wa-backdrop{position:absolute;inset:0;background:rgba(15,23,32,.48);border:0}
.wa-modal-panel{position:relative;z-index:1;width:min(380px,100%);background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 24px 64px rgba(0,0,0,.22)}
.wa-close{position:absolute;top:8px;right:10px;z-index:2;width:32px;height:32px;border-radius:50%;font-size:1.4rem;line-height:1;color:#616161;background:#fff}
.wa-modal-panel iframe{display:block;width:100%;height:min(520px,78vh);border:0;background:#fff}

@media (max-width:1100px){.ms-masonry{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media (max-width:900px){
  .ms-hero-copy h1{font-size:28px}
  .ms-hero-bg{inset:0;opacity:.28}
  .ms-nav-btn,.ms-nav-link{display:none}
  .ms-feature-row{grid-template-columns:1fr;gap:24px}
  .ms-feature.alt .ms-feature-media{order:-1}
  .ms-masonry{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:640px){
  .ms-hero-inner{padding:36px 16px 32px}
  .ms-cta-card{width:100%}
  .ms-btn-primary,.ms-btn-secondary{flex:1;justify-content:center}
  .ms-masonry{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:64px}
  .ms-feature-copy h2{font-size:22px}
}